1 c. sugar
4 eggs
1 c. oil
2 c. flour
1 tsp. baking powder

Mix ingredients. Spread half of mixture in 9"x13" pan. Spread 1 can blueberry pie filling over this evenly (or use other pie filling). Spread remaining batter over pie filling. Sprinkle with sugar and cinnamon. Bake at 350 degrees for 30 minutes.